/* Green Flask Science: home page additions (card reel, simulator tiles, unit map). Loads after site.css. */

/* ---------- Intro ---------- */
.intro{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:44px max(20px,env(safe-area-inset-left,0px)) 150px}
.intro .top{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}
.intro .stage{width:min(112px,30vw);margin-top:18px}
.intro .actions{margin-top:22px}
.intro .sub{max-width:56ch}

/* ---------- Card reel ---------- */
.reel{position:relative;z-index:2;margin-top:-118px;padding-bottom:36px;
  --cw:min(1120px,calc(100vw - 132px));
  background:linear-gradient(to bottom,transparent 118px,var(--bg) 118px)}
.reel-track{position:relative;display:flex;gap:clamp(12px,1.6vw,24px);overflow-x:auto;overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;
  padding:0 calc((100% - var(--cw)) / 2);scroll-padding:0 calc((100% - var(--cw)) / 2);cursor:grab}
.reel-track::-webkit-scrollbar{display:none}
.reel-track.drag{cursor:grabbing;scroll-snap-type:none;user-select:none}
.reel-track:focus-visible{outline-offset:-4px}

.card{position:relative;flex:0 0 var(--cw);scroll-snap-align:center;aspect-ratio:16/8.4;min-height:430px;border-radius:14px;
  overflow:hidden;isolation:isolate;color:#fff;background:#07110d;
  box-shadow:0 26px 60px -28px rgba(0,0,0,.7);filter:brightness(.58) saturate(.8);transform:scale(.982);
  transition:filter .45s ease,transform .45s ease}
.card.on{filter:none;transform:none}
.card .scene{position:absolute;inset:0;z-index:-2}
.card .scene svg{display:block;width:100%;height:100%}
.card::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(90deg,rgba(2,7,5,.82) 0%,rgba(2,7,5,.46) 38%,rgba(2,7,5,0) 66%),
             linear-gradient(0deg,rgba(2,7,5,.55) 0%,rgba(2,7,5,0) 40%)}
.card:not(.on) .scene *{animation-play-state:paused!important}
.card .label{position:absolute;left:clamp(20px,3.8vw,56px);top:clamp(18px,3vw,42px);margin:0;font-size:1.05rem;font-weight:500;letter-spacing:.01em;text-shadow:0 1px 12px rgba(0,0,0,.45)}
.card .label b{font-weight:600;color:#7bf5b2;letter-spacing:.14em;text-transform:uppercase;font-size:.74rem;margin-right:10px}
.card .info{position:absolute;left:clamp(20px,3.8vw,56px);bottom:clamp(20px,3.4vw,46px);max-width:min(540px,58%)}
.card h3{color:#fff;font-size:clamp(2.1rem,4.9vw,3.9rem);font-weight:500;letter-spacing:-.025em;line-height:1.02;text-shadow:0 2px 24px rgba(0,0,0,.45)}
.card .line{display:inline-block;margin-top:12px;font-size:1.1rem;line-height:1.35;padding-bottom:2px;border-bottom:1px solid rgba(255,255,255,.78);text-shadow:0 1px 10px rgba(0,0,0,.5)}
.card .cta{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.card .b{display:inline-flex;align-items:center;justify-content:center;min-width:158px;padding:10px 22px;border-radius:4px;border:0;font:inherit;font-size:.95rem;font-weight:500;text-decoration:none;transition:filter .2s,background .2s}
.card .b.p{background:#3e6ae1;color:#fff}
.card .b.p:hover{filter:brightness(1.12)}
.card .b.w{background:rgba(255,255,255,.96);color:#171a20}
.card .b.w:hover{background:#fff}
.card .b:focus-visible{outline:2px solid #fff;outline-offset:3px}

.cover{position:absolute;right:clamp(24px,6.2vw,96px);top:50%;width:min(37%,420px);height:auto;aspect-ratio:1;object-fit:cover;border-radius:12px;
  background:#0e2a20;transform:translateY(-50%) perspective(1300px) rotateY(-13deg) rotateZ(1.2deg);
  box-shadow:0 34px 80px -12px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.2),0 0 70px rgba(61,220,132,.22);
  transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.card.on:hover .cover{transform:translateY(-52%) perspective(1300px) rotateY(-5deg) rotateZ(0deg)}
.fan{position:absolute;right:clamp(10px,5vw,70px);top:50%;width:min(44%,500px);aspect-ratio:1.15;transform:translateY(-50%)}
.fan img{position:absolute;width:56%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:10px;background:#0e2a20;
  box-shadow:0 24px 50px -10px rgba(0,0,0,.65),0 0 0 1px rgba(255,255,255,.2);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.fan img:nth-child(1){left:0;top:12%;transform:rotate(-9deg)}
.fan img:nth-child(2){left:22%;top:0;transform:rotate(2deg);z-index:1}
.fan img:nth-child(3){right:0;top:20%;transform:rotate(11deg)}
.card.on:hover .fan img:nth-child(1){transform:rotate(-12deg) translateX(-8px)}
.card.on:hover .fan img:nth-child(3){transform:rotate(14deg) translateX(8px)}

.rarrow{position:absolute;top:calc(50% - 18px);transform:translateY(-50%);z-index:6;width:52px;height:52px;display:grid;place-items:center;
  border:0;border-radius:4px;background:rgba(236,236,236,.92);color:#171a20;cursor:pointer;box-shadow:0 4px 18px rgba(0,0,0,.28);transition:opacity .2s,background .2s}
.rarrow:hover{background:#fff}
.rarrow[disabled]{opacity:0;pointer-events:none}
.rarrow.prev{left:max(8px,calc((100% - var(--cw)) / 4 - 26px))}
.rarrow.next{right:max(8px,calc((100% - var(--cw)) / 4 - 26px))}
.rdots{display:flex;justify-content:center;gap:10px;margin-top:22px}
.rdot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:color-mix(in srgb,var(--ink) 25%,transparent);cursor:pointer;transition:width .25s,background .25s}
.rdot[aria-current="true"]{width:26px;border-radius:5px;background:var(--ink)}
.rdot:focus-visible,.rarrow:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* scene animation */
.ff{animation:ff var(--t,9s) ease-in-out infinite;animation-delay:var(--d,0s)}
@keyframes ff{0%,100%{transform:translate(0,0);opacity:.15}50%{transform:translate(var(--dx,14px),var(--dy,-22px));opacity:1}}
.dr{animation:dr var(--t,10s) ease-in-out infinite alternate;animation-delay:var(--d,0s)}
@keyframes dr{from{transform:translate(0,0)}to{transform:translate(var(--dx,30px),var(--dy,18px))}}
.draw{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 9s ease-in-out infinite}
@keyframes draw{0%{stroke-dashoffset:1}50%,92%{stroke-dashoffset:0}100%{stroke-dashoffset:-1}}
.pw{animation:pw 3.6s ease-in-out infinite;animation-delay:var(--d,0s)}
@keyframes pw{0%,100%{opacity:.5}45%{opacity:1}}
.pop{transform-box:fill-box;transform-origin:center;animation:pop 5s ease-in-out infinite;animation-delay:var(--d,0s)}
@keyframes pop{0%,12%{transform:scale(0);opacity:0}22%{transform:scale(1.25);opacity:1}30%,88%{transform:scale(1);opacity:1}100%{transform:scale(0);opacity:0}}
.pulse{transform-box:fill-box;transform-origin:center;animation:pulse2 3.4s ease-out infinite;animation-delay:var(--d,0s)}
@keyframes pulse2{0%{transform:scale(1);opacity:.7}100%{transform:scale(2.3);opacity:0}}
.flt{animation:flt var(--t,7s) ease-in-out infinite alternate;animation-delay:var(--d,0s)}
@keyframes flt{from{transform:translateY(0)}to{transform:translateY(-16px)}}
.rise{transform-box:fill-box;transform-origin:center;animation:rise2 var(--t,8s) linear infinite;animation-delay:var(--d,0s);opacity:0}
@keyframes rise2{0%{transform:translateY(0) scale(.6);opacity:0}12%{opacity:.8}100%{transform:translateY(-520px) scale(1.1);opacity:0}}
@media (prefers-reduced-motion:reduce){.ff,.dr,.draw,.pw,.pop,.pulse,.flt,.rise{animation:none!important}.draw{stroke-dashoffset:0}.pop,.pw{opacity:1}.rise{opacity:.5}}

/* ---------- Simulator tiles ---------- */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;width:100%;max-width:1040px;margin-top:40px;text-align:left}
.tile{position:relative;display:flex;flex-direction:column;border-radius:14px;overflow:hidden;background:var(--bg);border:1px solid var(--line);
  transition:transform .25s,box-shadow .25s}
.tile:hover{transform:translateY(-4px);box-shadow:0 22px 46px -24px rgba(0,0,0,.45)}
.tile .tart{position:relative;aspect-ratio:16/8;background:#07110d;overflow:hidden}
.tile .tart svg{display:block;width:100%;height:100%}
.tile .body{display:flex;flex-direction:column;gap:6px;padding:20px 22px 24px}
.tile .tag{font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--apes)}
.tile h3{font-size:1.35rem}
.tile h3 a{text-decoration:none}
.tile h3 a::after{content:"";position:absolute;inset:0;z-index:1}
.tile p{color:var(--muted);font-size:.97rem}
.tile .pair{position:relative;z-index:2;margin-top:8px;font-size:.92rem;color:var(--ink)}
.tile .pair a{text-decoration-thickness:1px;text-underline-offset:3px}
.tile .go{margin-top:8px;font-weight:500;font-size:.95rem;color:var(--accent)}

/* ---------- Unit map ---------- */
.ugrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;width:100%;max-width:1100px;margin-top:40px;text-align:left}
.u{display:flex;flex-direction:column;gap:6px;padding:22px 22px 20px;border-radius:12px;background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--apes)}
.u .un{font-size:.72rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--apes)}
.u h3{font-size:1.3rem}
.u ul{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-direction:column;gap:6px;font-size:.93rem}
.u li a{text-decoration:none;display:block;line-height:1.35}
.u li a:hover{text-decoration:underline}
.u li .k{display:block;margin-bottom:1px;font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.u .store{margin-top:auto;padding-top:14px;font-weight:500;font-size:.95rem;color:var(--accent);text-decoration:none}
.u .store:hover{text-decoration:underline}
.u.live{background:color-mix(in srgb,var(--apes) 9%,var(--panel))}
.note-ap{margin-top:26px;max-width:70ch;font-size:.82rem;color:var(--muted)}

.chembar{display:flex;gap:28px;justify-content:space-between;align-items:center;flex-wrap:wrap;width:100%;max-width:1100px;margin-top:44px;padding:26px 30px;border-radius:14px;text-align:left;
  background:linear-gradient(120deg,color-mix(in srgb,var(--chem) 24%,var(--panel)),var(--panel) 70%);border:1px solid var(--line)}
.chembar .course-mark{margin-bottom:6px}
.chembar h3{font-size:1.5rem}
.chembar p{color:var(--muted);max-width:52ch;margin-top:6px}
.chembar .actions{margin:0}

.follow{display:flex;flex-direction:column;align-items:center;gap:6px;margin-top:44px;padding-top:36px;border-top:1px solid var(--line);width:100%;max-width:720px}
.follow h3{font-size:1.5rem}
.follow p{color:var(--muted)}
.follow .actions{margin-top:14px}

@media (max-width:900px){.ugrid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.ugrid{grid-template-columns:1fr}}

/* ---------- Phone ---------- */
@media (max-width:760px){
  .intro{padding:32px 20px 136px}
  .reel{--cw:calc(100vw - 52px);margin-top:-104px;background:linear-gradient(to bottom,transparent 104px,var(--bg) 104px)}
  .card{aspect-ratio:auto;min-height:min(560px,calc(100svh - 150px));height:min(560px,calc(100svh - 150px))}
  .card .info{max-width:none;right:20px}
  .card h3{font-size:clamp(2rem,9vw,2.6rem)}
  .card .line{font-size:1rem}
  .card .cta{gap:10px}
  .card .b{min-width:0;flex:1 1 140px}
  .cover{top:84px;right:20px;width:46%;height:auto;transform:rotateZ(2deg)}
  .card.on:hover .cover{transform:rotateZ(2deg)}
  .fan{top:76px;right:12px;width:70%;transform:none}
  .rarrow{display:none}
  .chembar{padding:22px}
}

/* ---------- Start here, ecocolumn banner, signup, unit filter ---------- */
[hidden]{display:none!important}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
a.cell.go{text-decoration:none;color:inherit;transition:border-color .2s,transform .2s}
a.cell.go:hover{border-top-color:var(--apes);transform:translateY(-2px)}
a.cell.go .gl{margin-top:auto;padding-top:10px;font-weight:500;color:var(--apes)}
a.cell.go .gl::after{content:" \2192"}
.apesbar{background:linear-gradient(120deg,color-mix(in srgb,var(--apes) 24%,var(--panel)),var(--panel) 70%)}
.signup{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;width:100%;max-width:520px;margin-top:28px}
.signup input{flex:1 1 260px;min-width:0;padding:10px 14px;border-radius:6px;border:2px solid var(--line);background:var(--bg);color:var(--ink);font:inherit}
.signup input:focus{outline:none;border-color:var(--ink)}
.signup-msg{min-height:1.5em;margin-top:12px;color:var(--muted);font-size:.95rem}
.subtabs{margin-top:6px;flex-wrap:wrap}
.subtabs .tab{padding:5px 14px;font-size:.9rem}

/* ---------- Ecocolumn graphic ---------- */
.apesbar{align-items:center}
.apesbar .ecotext{flex:1 1 320px;min-width:0}
.apesbar .ecotext .actions{margin-top:18px}
.ecofig{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:10px;margin-inline:auto;color:var(--ink)}
.ecofig svg{width:min(250px,60vw);height:auto;display:block;overflow:visible}
.ecoread{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.ecoread span{padding:4px 10px;border-radius:999px;background:var(--bg);border:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.ecoread b{color:var(--ink);font-weight:600;font-variant-numeric:tabular-nums}
.ecofig .sway{transform-box:fill-box;transform-origin:50% 100%;animation:ecosway var(--t,4s) ease-in-out var(--d,0s) infinite alternate}
@keyframes ecosway{from{transform:rotate(-4deg)}to{transform:rotate(4deg)}}
.ecofig .wv{animation:ecowv 5s linear infinite}
@keyframes ecowv{to{transform:translateX(-60px)}}
.ecofig .bub2{fill:#fff;opacity:0;animation:ecobub var(--t,4s) ease-in var(--d,0s) infinite}
@keyframes ecobub{0%{transform:translateY(0);opacity:0}15%{opacity:.8}100%{transform:translateY(-92px);opacity:0}}
.ecofig .drip{fill:#58b8e8;opacity:0;animation:ecodrip 3.2s ease-in var(--d,0s) infinite}
@keyframes ecodrip{0%{transform:translateY(0);opacity:0}15%{opacity:.9}100%{transform:translateY(62px);opacity:0}}
.ecofig .cond{fill:#fff;opacity:.0;animation:ecocond 4.2s ease-in var(--d,0s) infinite}
@keyframes ecocond{0%{transform:translateY(0);opacity:0}20%{opacity:.85}100%{transform:translateY(34px);opacity:0}}
.ecofig .sunp{animation:ecosun 4s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:center}
@keyframes ecosun{from{transform:scale(.92);opacity:.85}to{transform:scale(1.08);opacity:1}}
.ecofig .ping{transform-box:fill-box;transform-origin:center;animation:ecoping 2.2s ease-out infinite}
@keyframes ecoping{from{transform:scale(1);opacity:.9}to{transform:scale(3.2);opacity:0}}
@media (prefers-reduced-motion:reduce){.ecofig *{animation:none!important}.ecofig .bub2,.ecofig .drip,.ecofig .cond{opacity:.6}}
.apesbar .ecotext .actions{margin-top:18px;justify-content:flex-start;display:flex}